Marko Tiikkaja <marko(dot)tiikkaja(at)cs(dot)helsinki(dot)fi> writes:
> On 2011-02-28 8:22 PM, Tom Lane wrote:
>> So: exactly what is the intended behavioral change as of now, and what
>> is the argument supporting that change?
> The only intended change is what I was wondering in the original post:
> snapshot handling between normal execution and EXPLAIN ANALYZE when a
> query expands to multiple trees because of rewrite rules. Like I said
> earlier, this is just a bugfix now that wCTEs don't need it anymore.
OK, and which behavior is getting changed, to what? I am not interested
in trying to reverse-engineer a specification from the patch.
regards, tom lane